Chinese name: Carbomer resin
English name: Poly(acrylic acid)
CAS: 9003-01-4
Molecular formula: C3H4O2
Molecular weight: 102.132
category
Water treatment chemical: Polyacrylic acid
Appearance: This product is light yellow liquid. Immiscible with water.
Melting point: 95 °C
Boiling point: 116 °C
Density: 1.2g /mL at 25 °C
Vapor pressure: 2.64-3.57hPa at 20-25℃
Refractive index: n20/D 1.442
Flash point: 100 °C
Storage conditions: 2-8°C
Solubility: Swellable in water and glycerin and, after neutralization, in ethanol (95%). Carbomers do not dissolve but merely swell to a remarkable extent, since they are three-dimensionally crosslinked microgels.
Form: Powder
Color: White
Water solubility: Easily soluble in water.
Dielectric constant: 2.7-4.5 (0.0℃)
InChIKey: WLAMNBDJUVNPJU-UHFFFAOYSA-N
LogP: 0.23-0.27 at 20℃ and pH3.59-3.63
use
It is mostly used in the manufacture of cosmetics, making ointments can promote the absorption of yellow mold, and can also be used for drug control release.